Back in 2006, we said:

...You’re greeted with a deeply resonant roar and just a modest dose of blower whine. We were pleased to see Caddy engineers put so much effort into sound control. There’s nothing like the rumble of a big V-8 under full load, though we’ve never warmed to the whirring of supercharger gears. But we’re getting ahead of the story. It took more than just a Roots-style supercharger to pump out another 149 horsepower and 124 pound-feet of torque from Caddy’s Northstar V-8. Engineers actually reduced the bore on the engine block... Read More

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